MSM9844 View Datasheet(PDF) - Oki Electric Industry
Part Name
Description
Manufacturer
MSM9844 Datasheet PDF : 32 Pages
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¡ Semiconductor
MSM9844
• AC Characteristics
Parameter
RESET Pulse Width
Setup Time after Rise of Power Supply for Fall of RESET
Time to Active First RD, WR after Fall of RESET
RD Pulse Width
CS, D/C, CH Setup and Hold Time for RD
Time from Fall of RD till Data and Status Definition
Time from Fall of RD till Data Float
Time from Rise of RD till Fall of Next RD
WR Pulse Width
CS, D/C, CH Setup and Hold Time for WR
Setup Time of Data, and Command for Rise of WR
Hold Time of Data, and Command for Rise of WR
Time from Rise of WR till Fall of Next WR
IOW Pulse Width
Setup and Hold Time of DACK for IOW
Setup Time of Data for Rise of IOW
Hold Time of Data for Rise of IOW
Time from Rise of IOW till Fall of Next IOW
DVDD = AVDD = + 4.5 V to + 5.5 V
DGND = AGND = 0 VTa = - 40 to + 85 °C
Symbol Min. Typ. Max. Unit
tRSTW 300
ns
tRSTD 500
ns
tRSTS 200
µs
tRR
160
ns
tCR
30
ns
tDRE
120
ns
tDRF
10
50
ns
tCRC
500
ns
tWW
160
ns
tCW
30
ns
tDWS 100
ns
tDWH
10
ns
tCWC 500
ns
tIOWW 160
ns
tDW
10
ns
tIOWS 100
ns
tIOWH
10
ns
tIOWC 200
ns
• Analog Characteristics
Parameter
D/A Output Relative Error
AOUT Output Load Resistance
Symbol
VDAE
RAOUT
DVDD = AVDD = + 4.5 V to + 5.5 V
DGND = AGND = 0 VTa = - 40 to + 85 °C
Conditions
No Load
Min. Typ. Max. Unit
10
mV
50
kΩ
Page7
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